const logisticsCompanies = {
    "顺丰快递": "SF",
    "中通快递": "ZTO",
    "圆通快递": "YTO",
    "百世快递": "HTKY", // 百世快递编码
    "申通快递": "STO",
    "EMS": "EMS",
    "极兔快递": "J&T",
    "天天快递": "TTKD"
};
function getLogisticsCode(companyName) {
    // 尝试获取对应的编码，如果找不到则返回 null
    return logisticsCompanies[companyName] || null;
}
module.exports = {getLogisticsCode};